Mathematics, 22.12.2020 16:50 nisha87

The user manual for Layla’s phone notes that the device can be damaged when operated at temperatures below -20°C and above 45°C. Layla wants to know what these ranges are in degrees Fahrenheit and writes these inequalities to rewrite the relationship where F is degrees Fahrenheit. 5/9 (f - 32) 45

Which statement best describes the temperature ranges Layla should avoid while using her phone?

A. Layla should avoid using her phone in temperatures below -4°F and above 113°F.

B. Layla should avoid using her phone in temperatures above 21°F and below 57°F.

C. Layla should avoid using her phone in temperatures below 21°F and above 57°F.

D. Layla should avoid using her phone in temperatures above -4°F and below 113°F.

Answers: 2

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The user manual for Layla’s phone notes that the device can be damaged when operated at temperatures...